How is “just so” used?

In American Ultra (2015), one line is: “Just so I'm clear. Just so...”

Which movie is “just so” from?

The clip at the top of this page is from American Ultra (2015).

Just so I'm clear. Just so...

8 作品で登場 · 1 本目

イディオム

done or arranged very accurately or carefully

327 本の映画に登場

done or arranged very accurately or carefully
He liked polishing the furniture and making everything just so.

定義：Oxford Advanced Learner's Dictionary 第 9 版